A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
Classification: Parts, nesoi, of pumps for liquids
NSN 6150-01-283-4355
NSN 4140-00-222-2186
NSN 5996-01-463-8197
NSN 6620-00-121-9702
NSN 6150-01-437-7402
NSN 6240-00-141-0129
NSN 5895-01-035-8498
NSN 6645-01-295-9995
NSN 5975-01-406-5337
NSN 5960-01-224-3850
NSN 5905-01-293-5853
NSN 6685-00-572-1519